CN218890025U - Three-cavity laryngeal mask convenient for tracheal intubation replacement - Google Patents

Abstract

The utility model discloses a three-cavity laryngeal mask convenient for replacing an endotracheal tube, which comprises an airway tube, a drainage tube, a sleeve and a clamping block, wherein the outer part of the airway tube is fixedly connected with an outer plate, the drainage tube is arranged in the airway tube, the drainage tube is inlaid in the outer plate, the sleeve is fixedly connected with the outer part of the outer plate, the sleeve is sleeved on the outer part of the drainage tube, the clamping block is fixedly connected with the inner part of the sleeve, and a positioning ring is arranged in the sleeve. This a three-cavity laryngeal mask convenient to replace trachea cannula is equipped with special sleeve structure through the outside at the drainage tube, has solved the inconvenient problem of changing trachea cannula when using of traditional three-cavity laryngeal mask, when needs change trachea cannula, and the in-process clamp splice and the holding ring of operation can all idle in the center department of drainage tube with trachea cannula, avoid appearing trachea cannula at the in-process of changing and rock unstable condition, overall structure is simple, and the practicality is stronger.

Description

Three-cavity laryngeal mask convenient for tracheal intubation replacement

Technical Field

The utility model relates to the technical field of laryngeal masks, in particular to a three-cavity laryngeal mask with a convenient tracheal cannula replacement function.

Background

Laryngeal masks are medical devices for establishing a safe airway, and are often used in general anesthesia surgery to establish a safe airway, while pre-bent laryngeal masks are used to bend a ventilation tube to a fixed arc in advance, and also to establish a clean airway during resuscitation of deep comatose patients who have risk of airway obstruction and may require artificial ventilation.

The three-cavity laryngeal mask on the market has the following problems when in use:

1. the traditional three-cavity laryngeal mask is inconvenient to replace an inner tracheal cannula in the application process, and the tracheal cannula is always directly inserted into the laryngeal mask in actual use, so that unstable conditions of the laryngeal mask easily occur when the tracheal cannula is replaced, the clamping stability of the tracheal cannula in the drawing process cannot be guaranteed, and time and labor are wasted in operation;

2. most three-cavity laryngeal masks directly adopt a hose to realize the effect of gas injection when inflating, and in the process of inflating, when the hose of gas injection appears buckling like this, the condition that just easily leads to gas injection to be unsmooth, when the gas tube appears buckling even folding by a wide margin, the inside gas injection diameter of gas tube will reduce greatly, very trouble when using.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the three-cavity laryngeal mask convenient for replacing the trachea cannula, which solves the problems that the trachea cannula in the existing three-cavity laryngeal mask is inconvenient to replace in the application process, the trachea cannula is always directly inserted into the laryngeal mask in actual use, so that the unstable condition of the trachea cannula is easy to occur in replacement of the trachea cannula, the clamping stability of the trachea cannula in the drawing process cannot be ensured, time and labor are wasted in operation, and meanwhile, the effect of gas injection is realized by directly adopting a hose in the process of inflating most of the three-cavity laryngeal mask, in addition, in the process of inflating, the condition of unsmooth gas injection is easily caused once the hose for gas injection is bent, and the gas injection diameter in the inflation tube is greatly reduced when the inflation tube is bent even folded greatly, so that the problem of great trouble in use is solved.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a three-cavity laryngeal mask of convenient change trachea cannula, includes ventilation catheter, drainage tube, sleeve and clamp splice, the outside fixed connection planking of ventilation catheter, ventilation catheter's inside is equipped with the drainage tube, the drainage tube is inlayed in the inside of planking, the outside fixed connection sleeve of planking, the sleeve cup joints in the outside of drainage tube, telescopic inside fixed connection clamp splice, telescopic inside is equipped with the holding ring.

Preferably, the shape of the clamping blocks is hemispherical, and the number of the clamping blocks is four.

Preferably, the inside fixed connection dead lever of telescopic, fixed connection holding ring between the dead lever, the holding ring is located the below of clamp splice.

Preferably, the outside fixed connection of ventilation pipe is through-hole, the inside of ventilation cover is seted up, the side fixed connection gas tube of ventilation cover, the outside of planking is equipped with solid fixed ring, the gas tube is located solid fixed ring's inside, the cavity is seted up to the inside of ventilation pipe, the gas tube is located the inside of cavity.

Preferably, the inside fixed connection wire of gas tube, the quantity of wire is equipped with six, the wire is annular distribution form.

Preferably, the inside of the ventilation catheter is provided with a ventilation pipe, the inside of the outer plate is connected with the ventilation pipe in an inlaid mode, and the outside of the ventilation pipe is provided with a non-slip protrusion.

(III) beneficial effects

The utility model provides a three-cavity laryngeal mask which is convenient for replacing an endotracheal tube. The beneficial effects are as follows:

(1) According to the three-cavity laryngeal mask with the convenient tracheal intubation replacement function, the special sleeve structure is arranged outside the drainage tube, so that the problem that the tracheal intubation is inconvenient to replace in use of the traditional three-cavity laryngeal mask is solved, as the four clamping blocks are arranged inside the sleeve, and the positioning ring is arranged below the clamping blocks, when the tracheal intubation is inserted into the ventilation catheter through the drainage tube, the clamping blocks can play a holding effect on the tracheal intubation, and then when the tracheal intubation needs to be replaced, the clamping blocks and the positioning ring can be used for idling the tracheal intubation at the center of the drainage tube in the operation process, the situation that the tracheal intubation shakes unstably in the replacement process is avoided, the overall structure is simple, and the tracheal intubation is convenient to replace by medical staff in the operation process, so that the practicability is high;

(2) This three-chamber laryngeal mask convenient to change trachea cannula is equipped with the wire through the inside at the gas tube, just so can play the effect that improves toughness from the inside of gas tube, because the quantity of wire is more, can even distribute on the inner wall of gas tube, like this use the gas cell to carry out the in-process of inflating to the gas mask, the wire will play the effect of elastic support in the inside of gas tube, avoid the gas tube to appear buckling the condition to just also stopped the gas tube can appear when inflating aerifys unsmoothly phenomenon, convenience very when using.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a clamp block structure of the present utility model;

FIG. 3 is a schematic view of a positioning ring according to the present utility model;

FIG. 4 is a schematic view of a fixing rod according to the present utility model;

FIG. 5 is a schematic view of the internal structure of the inflation tube of the present utility model.

In the figure, an aeration conduit-1, an aeration cover-2, a through hole-3, a cavity 4, an aeration pipe-5, a fixing ring-6, a drainage tube-7, a sleeve-8, a clamping block-9, a locating ring-10, a fixing rod-11, an aeration pipe-12, a non-slip bulge-13, a metal wire-14 and an outer plate-15.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the embodiment of the present utility model provides a technical solution: the utility model provides a three-cavity laryngeal mask of convenient change trachea cannula, includes ventilation catheter 1, drainage tube 7, sleeve 8 and clamp splice 9, the outside fixed connection planking 15 of ventilation catheter 1, the inside of ventilation catheter 1 is equipped with drainage tube 7, drainage tube 7 is inlayed in the inside of planking 15, the outside fixed connection sleeve 8 of planking 15, sleeve 8 cup joints in the outside of drainage tube 7, the inside fixed connection clamp splice 9 of sleeve 8 because four clamp splice 9 that are equipped with can play slight centre gripping's effect, the inside of sleeve 8 is equipped with holding ring 10, through being equipped with special construction's sleeve 8 in the outside of drainage tube 7, just so very convenient when changing the trachea cannula, and is stronger to the change stability of trachea cannula.

The shape of the clamping blocks 9 is set to be hemispherical, and the number of the clamping blocks 9 is four, and the clamping blocks 9 are made of rubber materials, so that the clamping blocks have excellent elasticity, can clamp the tracheal intubation without obstructing the drawing and replacing work of the tracheal intubation, and have strong functionality.

The inside fixed connection dead lever 11 of sleeve 8, fixed connection holding ring 10 between the dead lever 11, holding ring 10 is located the below of clamp splice 9, through the holding ring 10 that is equipped with, can play the location effect of certain degree when inserting the trachea cannula, comparatively convenient during operation.

The outside fixed connection of ventilation catheter 1 is through-hole 3 is seted up to ventilation catheter's 1 outside fixed connection's 2, ventilation catheter's 2 side fixed connection gas tube 5, the outside of planking 15 is equipped with solid fixed ring 6, gas tube 5 is located solid fixed ring 6's inside, because solid fixed ring 6 structure that is equipped with, can be more stable to gas tube 5 is fixed, cavity 4 is seted up to ventilation catheter's 1 inside, gas tube 5 is located cavity 4's inside.

The inside fixed connection wire 14 of gas tube 5, the quantity of wire 14 is equipped with six, wire 14 is annular distribution form, through being equipped with wire 14 in the inside of gas tube 5, better improvement the toughness of gas tube 5 itself for the condition that the gas of buckling is unsmooth can not appear when aerifing.

The inside of ventilation pipe 1 is equipped with breather pipe 12, breather pipe 12 is connected through the mode of inlaying to the inside of planking 15, the outside of breather pipe 12 is equipped with non-slip raised 13, through being equipped with non-slip raised 13 in the outside of breather pipe 12 for more firm when the pipeline cup joints in the outside of breather pipe 12, played the effect that improves friction.

Working principle: when the three-cavity laryngeal mask convenient for replacing the trachea cannula is used, the laryngeal mask is firstly required to be arranged in the throat of a patient, after the patient lies down, the oral cavity of the patient can be opened, then the ventilation mask 2 is inserted into the throat, the ventilation mask 2 is continuously pressed down until the ventilation mask is completely submerged, then the pipeline of the inflatable air bag is connected to the outside of the inflatable tube 5, the medical staff continuously extrudes the inflatable air bag to inflate the ventilation mask 2, meanwhile, in the inflation process, because the metal wires 14 are arranged in the inflatable tube 5, the effect of improving the toughness can be achieved from the inside of the inflatable tube 5, because the number of the metal wires 14 is more, the metal wires 14 can be uniformly distributed on the inner wall of the inflatable tube 5, the effect of elastic support can be achieved in the inside of the inflatable tube 5, the situation that the inflation tube 5 is bent is avoided, so that the phenomenon that the inflation tube 5 is not smooth in inflation during inflation is avoided, the laryngeal mask can be initially installed after the inflation is finished, then the breathing machine equipment is connected to the outside of the breathing tube 12, the purpose of supplying oxygen to a patient is achieved, finally when the tracheal intubation is needed, the tracheal intubation is inserted into the sleeve 8, the tracheal intubation is aligned to the positioning ring 10, when the tracheal intubation passes through the clamping blocks 9, the clamping blocks 9 made of rubber materials can be utilized to play a damping clamping effect, meanwhile, when the tracheal intubation needs to be replaced, the four clamping blocks 9 can play a slight clamping effect on the tracheal intubation, so that the phenomenon that the tracheal intubation is easy to shake and unstable during replacement is avoided, the stability is high during replacement, the trachea cannula can be replaced by medical staff conveniently during operation.

The utility model relates to a ventilation catheter 1, a ventilation mask 2, a through hole 3, a cavity channel 4, an inflation tube 5, a fixed ring 6, a drainage tube 7, a sleeve 8, a clamping block 9, a positioning ring 10, a fixed rod 11, a ventilation tube 12, an anti-slip bulge 13, a metal wire 14 and an outer plate 15, which are all universal standard parts or parts known by the skilled person, the structure and principle of which are all known by the skilled person through technical manuals or through routine experimental methods, the utility model solves the problems that the prior three-cavity laryngeal mask is inconvenient to replace the trachea cannula in the laryngeal mask in the application process, the trachea cannula is always directly inserted into the laryngeal mask in actual use, thus the condition that the trachea cannula is unstable in itself easily when the trachea cannula is replaced, the clamping stability of the trachea cannula in the drawing process can not be ensured, the operation is time-consuming and labor-consuming, meanwhile, most three-cavity laryngeal masks directly adopt a hose to realize the effect of gas injection when being inflated, and in the process of inflation, once the hose for gas injection is bent, the situation of unsmooth gas injection is easy to cause, when the inflatable tube 5 is bent or even folded greatly, the gas injection diameter inside the inflatable tube 5 is greatly reduced, and the like, the inflatable laryngeal mask has the problems of very trouble when in use, and the like, through the mutual combination of the components, the utility model has the advantages that the outside of the drainage tube 7 is provided with a special sleeve 8 structure, because the sleeve 8 is internally provided with four clamping blocks 9, and the positioning ring 10 is arranged below the clamping blocks 9, when the tracheal cannula is inserted into the ventilation catheter 1 through the drainage tube 7, the clamping blocks 9 can play the effect of holding the tracheal cannula, and then when the tracheal cannula needs to be replaced, the in-process clamp splice 9 and holding ring 10 of operation all can be idle in the center department of drainage tube 7 with the trachea cannula, avoid appearing the unstable condition of trachea cannula rocking at the in-process of changing, simultaneously because be equipped with wire 14 in the inside of gas tube 5, just so can play the effect that improves toughness from the inside of gas tube 5, because wire 14 quantity is more, can even distribution on the inner wall of gas tube 5, in the in-process that uses the gas cell to aerify ventilation cover 2, wire 14 will play the effect of elastic support in the inside of gas tube 5, avoid gas tube 5 to appear buckling's condition, thereby just also stopped the gas tube 5 and can appear when aerifing the phenomenon that is unsmooth, very convenient during the use.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a three chamber laryngeal mask of convenient change trachea cannula which characterized in that: including ventilation catheter (1), drainage tube (7), sleeve (8) and clamp splice (9), the outside fixed connection planking (15) of ventilation catheter (1), the inside of ventilation catheter (1) is equipped with drainage tube (7), the inside at planking (15) is inlayed to drainage tube (7), the outside fixed connection sleeve (8) of planking (15), sleeve (8) cup joints in the outside of drainage tube (7), the inside fixed connection clamp splice (9) of sleeve (8), the inside of sleeve (8) is equipped with holding ring (10).

2. A three-lumen laryngeal mask for facilitating replacement of an endotracheal tube according to claim 1, wherein: the shape of the clamping blocks (9) is hemispherical, and the number of the clamping blocks (9) is four.

3. A three-lumen laryngeal mask for facilitating replacement of an endotracheal tube according to claim 1, wherein: the inside fixed connection dead lever (11) of sleeve (8), fixed connection holding ring (10) between dead lever (11), holding ring (10) are located the below of clamp splice (9).

4. A three-lumen laryngeal mask for facilitating replacement of an endotracheal tube according to claim 1, wherein: the outside fixed connection of ventilation catheter (1) is through-hole (3) are seted up to the inside of ventilation catheter (1), the side fixed connection gas tube (5) of ventilation catheter (2), the outside of planking (15) is equipped with solid fixed ring (6), gas tube (5) are located the inside of solid fixed ring (6), cavity way (4) are seted up to the inside of ventilation catheter (1), gas tube (5) are located the inside of cavity way (4).

5. A three-lumen laryngeal mask for facilitating replacement of an endotracheal tube according to claim 4, wherein: the inside fixed connection wire (14) of gas tube (5), the quantity of wire (14) is equipped with six, wire (14) are annular distributed form.

6. A three-lumen laryngeal mask for facilitating replacement of an endotracheal tube according to claim 1, wherein: the inside of ventilation pipe (1) is equipped with breather pipe (12), the inside of planking (15) is connected breather pipe (12) through the mode of inlaying, the outside of breather pipe (12) is equipped with non-slip raised (13).

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